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Date: Thu, 20 Aug 2015 22:47:15 +0200
From: Agnieszka Bielec <bielecagnieszka8@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: PHC: Argon2 on GPU
2015-08-20 22:36 GMT+02:00 Solar Designer <solar@...nwall.com>:
> Agnieszka,
>
> On reducing the size of stack frames, and spills:
>
> On Thu, Aug 20, 2015 at 11:19:56AM +0200, Agnieszka Bielec wrote:
>> 2015-08-20 5:30 GMT+02:00 Solar Designer <solar@...nwall.com>:
>> > with the attached patch. As it is, it provides no speedup for me (in
>> > fact, there's very slight slowdown)
>>
>> thx, it's faster on my laptop
>
> Great. How much faster?
none@...e ~/Desktop/p/run $ GWS=1024 ./john --test --format=argon2i-opencl
Benchmarking: argon2i-opencl [Blake2 OpenCL]...
memory per hash : 1.50 MB
Device 0: GeForce GTX 960M
using different password for benchmarking
DONE
Speed for cost 1 (t) of 3, cost 2 (m) of 1536, cost 3 (l) of 1
Many salts: 1861 c/s real, 1861 c/s virtual
Only one salt: 1861 c/s real, 1878 c/s virtual
none@...e ~/Desktop/p/run $ GWS=1024 ./john --test --format=argon2i-opencl
Benchmarking: argon2i-opencl [Blake2 OpenCL]...
memory per hash : 1.50 MB
Device 0: GeForce GTX 960M
using different password for benchmarking
DONE
Speed for cost 1 (t) of 3, cost 2 (m) of 1536, cost 3 (l) of 1
Many salts: 1950 c/s real, 1950 c/s virtual
Only one salt: 1932 c/s real, 1932 c/s virtual
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